Alpha Jobber Long Series Metric Drill Bits

Alpha Metric Long Jobber TiN Drill Bits by Sterling are of the highest quality when it comes to drilling. The Alpha Metric long drill bit are made of fully ground M2 HSS for increased drilling life. The Titanuim Nitride coating reduces heat and increases lubricity for extended life. The 135 degree split point cuts faster and reduces wandering. Independent testing has revealed Alpha Titanium Nitride drill bits last significantly longer than other leading brands.